I've concluded that I need to install libdvdcss2 and codecs in order to play many commercial copyrighted DVDs and view some media. However, I'm a relative newbie, and don't know how or where to start. Can someone please give me easy-to-follow instructions? I assume I must go into 'terminal' mode to enter commands to accomplish this, but I'm afraid I'll botch something up. Assume nothing more of me and my skills; I am far from computer savvy. Thanks!!!

Thanks for your reply, Joe12. This didn't work for me. The Restricted Extras was already installed, and NO media player I downloaded and installed would work. However, a friend of mine found an answer that does work, and in the spirit of Linux, Ubuntu and this site, I'd like to pass it along for others: